1 low voltage power supply specification dcs workshop 8 sept 03 l.jirden
TRANSCRIPT
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Low Voltage Power Low Voltage Power Supply SpecificationSupply Specification
DCS Workshop 8 Sept 03DCS Workshop 8 Sept 03L.JirdenL.Jirden
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Electrical CharacteristicsElectrical Characteristics
AC Input 230 VAC +- 10%, 50 HZ +- 6%, PF >0.9
DC Output Modular design
LV PS2 – 7 V, 125 A
8 outputs/crate
LV PS2 – 7 V, 25 A
12 outputs/crate
24h stability < 5mV or 0.1%
6m stability < 20mV or 0.5%
Noise & ripple < 10mV p to p
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Mechanical CharacteristicsMechanical CharacteristicsTYPICAL RACK LAYOUT
4U
1U
4U
1U
4U
VENTILATOR & CONTR.
HEAT EXCHANGER
LV PS
LV PS
HEAT EXCHANGER
LV PS
FRONT VIEW
LV PS
LV PS
SPACE
FOR
CABLES
600 mm
300 mm
SIDE VIEW
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Monitoring & ControlMonitoring & Control
LVPS 1LOCAL PANEL
PVSS
OPC CL
OPC SRV
PCI “Kvaser”
LVPS 16LOCAL PANELLVPS 1
LOCAL PANEL
ethernet
CANbusMin 4 per PC
Min 16 per bus
Provided by manufacturer External
interlock
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POWER ON/OFF SCHEME 1POWER ON/OFF SCHEME 1
DC POWER MODULES
CANI/F
AC/DC
CANbus
HAZEMEYER
LV POWER SUPPLY
RACK POWER DISTRIBUTION STRIP
LOCAL SWITCH
220V AC
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POWER ON/OFF SCHEME 2POWER ON/OFF SCHEME 2
DC POWER MODULES
CANI/F
AC/DC
CANbus
HAZEMEYER
LV POWER SUPPLY
RACK POWER DISTRIBUTION STRIP
220V AC
POWER
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POWER ON/OFF SCHEME 3POWER ON/OFF SCHEME 3
DC POWER MODULES
CANI/F
AC/DC
CANbus
HAZEMEYER
LV POWER SUPPLY
RACK POWER DISTRIBUTION STRIP
LOCAL SWITCH
220V AC
REMOTE CONTROL
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REMOTE MONITORING AND REMOTE MONITORING AND CONTROL FUNCTIONSCONTROL FUNCTIONS
VOLTAGES MON CON Individual channels ESS
CURRENTS MON 12 bit resolution ESS
RAMPING RATE MON CON Individual channels DES
TEMPERATURE MON Sensor above power circuits ESS
OVER-CURRENT TRIP OFF VALUE
MON CON Individual channels ESS
FAN STATUS MON Out of limit warning ESS
OVER-VOLTAGE MON Individual channels DES
OVER-CURRENT MON Individual channels ESS
OVER-TEMP MON Out of limit warning ESS
MON = MONITOR
CON = CONTROL
ESS = ESSENTIAL
DES = DESIREDFUNCTIONS/PARAM
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REMOTE MONITORING AND REMOTE MONITORING AND CONTROL FUNCTIONSCONTROL FUNCTIONS
DC TRIP OFF MON Individual channels
Global DC power
ESS
ESS
RESET DC TRIP OFF CON Individual channels
Global DC power
ESS
ESS
DC POWER ON/OFF MON CON Individual channels
Global DC power
ESS
ESS
AC POWER ON/OFF MON CON using external power?? DES
PS HEALTH MON Summary status DES
LOCAL CONTROL MON Remote control locked out ESS
PS RESET CON System reset (tbs)?? ESS
MON = MONITOR
CON = CONTROL
ESS = ESSENTIAL
DES = DESIREDFUNCTIONS/PARAM
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GROUP MANAGEMENTGROUP MANAGEMENT
VOLTAGES CON Groups of channels (perf ??) ESS
DC POWER ON/OFF CON Groups of channels ESS
RAMPING RATE MON CON Groups of channels DES
OVER-CURRENT TRIP OFF VALUE
MON CON Groups of channels DES
MON = MONITOR
CON = CONTROL
ESS = ESSENTIAL
DES = DESIREDFUNCTIONS/PARAM
THE POSSIBILITY TO CONFIGURE AND PERFORM FUNCTIONS ON GROUPS OF CHANNELS WITHIN A CRATE
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OPC SERVEROPC SERVER
General Compliance with OPC standards No effect on PS output due to failure of remote control Restart of OPC remotely Not send set points automatically at startup – read from
device PS shall maintain its set points during PS power failure? Genuine device and cache access Interactive list of device functions
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OPC SERVEROPC SERVER
Maintenance To support future versions of Windows and OPC
standards To support future versions of PS firmware
Configuration Allow appropriate management of the fieldbus Human readable configuration file (such as XML) Obtain actual configuration by scanning Setting of ranges for analog values and setting of the
dead band
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OPC SERVEROPC SERVER
Performance Change in Device to OPC: max 10 sec at full bus load
max 1 sec for a single PS
Device cache to OPC client: max 3 sec for all parameters Write from OPC to device: max 1 sec Interlock to start ramp-down: max 5 ms
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Cooling Forced air
Environment Radiation < 0.01 Gy < 108 n/cm2
Magnetic Field < 80 Gauss
Construction Halogen free material
Safety regulations CE certification
Reliability MTBF > 90 000 hours
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Quality assurance Production tests
Functional tests Load tests
Documentation User’s guide Reference manual Test and calibration reports
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QuestionsQuestions
Who wishes to use the spec? For Wiener, CAEN, Arem Pro, other? Individual or common purchasing? When? Adapt spec for HV supplies as well?